/**
 * Copyright 2016 ZTE Corporation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.openo.commontosca.catalog.cometd;

import java.io.IOException;
import java.util.Map;

import org.cometd.server.BayeuxServerImpl;

import com.google.gson.Gson;

public class CometdUtil {
  private static BayeuxServerImpl bayeuxServer = null;

  public static BayeuxServerImpl getBayeuxServer() {
    return bayeuxServer;
  }

  public static void setBayeuxServer(BayeuxServerImpl bayeux) {
    bayeuxServer = bayeux;
  }

//  public static String convertBean2Json(Object object) throws IOException {
//    ObjectMapper mapper = new ObjectMapper();
//    return mapper.writeValueAsString(object);
//  }
//
//  public static Map convertJson2Map(String jsonStr) throws IOException {
//    ObjectMapper objectMapper = new ObjectMapper();
//    return objectMapper.readValue(jsonStr, Map.class);
//  }
  public static <T> T fromJson(String jsonString, Class<T> templateClass) throws IOException {
    Gson gson = new Gson();
    return gson.fromJson(jsonString, templateClass);
  }

  /**
   * gson to json.
   * @param template class name
   * @return String
   */
  public static <T> String toJson(T template) throws IOException {
    Gson gson = new Gson();
    return gson.toJson(template);
  }
}
